Commit graph

80 commits

Author SHA1 Message Date
Sakari Ailus
09ef952138 media: ipu6: isys: Set minimum height to 1
For image data generally 2 seems like a minimum height that surely won't
cause any issues, but some sensors have metadata the height of which is
just one line. Set the minimum height to 1.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-07-10 11:32:23 +02:00
Sakari Ailus
ff49672a28 media: ipu6: isys: Use correct pads for xlate_streams()
The pad argument to v4l2_subdev_state_xlate_streams() is incorrect, static
pad number is used for the source pad even though the pad number is
dependent on the stream. Fix it.

Fixes: 3a5c59ad92 ("media: ipu6: Rework CSI-2 sub-device streaming control")
Cc: stable@vger.kernel.org
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-07-10 11:32:23 +02:00
Stanislaw Gruszka
034237ef15 media: intel/ipu6: Change deprecated lock comment
pre_streamon_queued is no longer used. The lock now is protecting active
and incoming lists.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-06 13:06:31 +02:00
Stanislaw Gruszka
c12bbc2820 media: intel/ipu6: Remove line_align
isys->line_align value is only used in one place and we can just use
the proper value directly there.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-06 13:06:31 +02:00
Stanislaw Gruszka
c139c1ac06 media: intel/ipu6: Remove pin_ready function pointer
We can call ipu6_isys_queue_buf_ready() directly. The only current
usage is pin_ready pointer is to check if pin was prepared before
IPU6_FW_ISYS_RESP_TYPE_PIN_DATA_READY interrupt, we can use queue
pointer for that purpose.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-06 13:06:31 +02:00
Stanislaw Gruszka
3e51d14286 media: intel/ipu6: Remove unused ipu6_isys_csi2_pdata
The pointer to ipu6_isys_csi2_pdata is not used.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-06 13:06:29 +02:00
Stanislaw Gruszka
0209916ebe media: intel/ipu6: Fix dma mask for non-secure mode
We use dma_get_mask() of auxdev device for calculate iova pfn limit.
This is always 32 bit mask as we do not initialize the mask (and we can
not do so, since dev->dev_mask is NULL anyways for auxdev).

Since we need 31 bit mask for non-secure mode use mmu_info->aperture_end
which is properly initialized to correct mask for both modes.

Fixes: daabc5c647 ("media: ipu6: not override the dma_ops of device in driver")
Cc: stable@vger.kernel.org
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:35 +02:00
Stanislaw Gruszka
1284c96939 media: intel/ipu6: Minor dma_mask clenaup
Remove unused dma_mask field and ipu-dma.h includes.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:35 +02:00
Philipp Stanner
3bb6339e2a media: intel/ipu6: Replace deprecated PCI functions
pcim_iomap_table() and pcim_iomap_regions() have been deprecated.
Furthermore, the "name" parameter in pcim_iomap_regions() and its
successor, pcim_iomap_region(), should always reflect the driver name,
whereas currently it is the device's name.

Replace the deprecated functions with pcim_iomap_region() and pass the
actual driver name.

Signed-off-by: Philipp Stanner <phasta@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:29 +02:00
Stanislaw Gruszka
1acf9fee6f media: intel/ipu6: Remove unused dev field from ipu6_isys_queue
With current code base dev is only written but never read. Remove it
as redundant.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:23 +02:00
Stanislaw Gruszka
95d1033c8d media: intel/ipu6: Abstract buf ready function
Extract values needed by ipu6_queue_buf_ready() function from fw abi
structure. This will allow to reuse same buf ready code when fw abi
change.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:22 +02:00
Stanislaw Gruszka
36b9d0521e media: intel/ipu6: Use timestamp value directly
Remove pointer for fw abi structure when setting frame sequence and
time, use timestamp value from the structure directly.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:22 +02:00
Stanislaw Gruszka
4fa1d8d81d media: intel/ipu6: Make two functions static
Make function used only in one file static and remove from header file.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:21 +02:00
Stanislaw Gruszka
adcdf4160a media: intel/ipu6: Add missing new line character in error message
End error message with new line.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:21 +02:00
Stanislaw Gruszka
94a6c188b8 media: intel/ipu6: Remove unused ipu6_isys_subdev_link_validate()
Remove unused declaration.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:21 +02:00
Stanislaw Gruszka
6ad57f8f86 media: intel/ipu6: Constify ipu6_buttress_ctrl structure
Make ipu6_buttress_ctrl constant since it is not modified any longer.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:20 +02:00
Stanislaw Gruszka
be1534a2e7 media: intel/ipu6: Remove ipu6_buttress_ctrl started field
We assign to ->started field but newer read back, the field can be removed.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:19 +02:00
Stanislaw Gruszka
c3d8e388ac media: intel/ipu6: Remove unused IPU6_BUS_NAME
Remove unused define.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:19 +02:00
Hao Yao
d471fb06b2 media: ipu6: Remove workaround for Meteor Lake ES2
There was a hardware bug which need IPU6 driver to disable the ATS. This
workaround is not needed anymore as the bug was fixed in hardware level.

Additionally, Arrow Lake has the same IPU6 PCI ID and x86 stepping but
does not have the bug. Removing the Meteor Lake workaround is also
required for the driver to function on Arrow Lake.

Signed-off-by: Hao Yao <hao.yao@intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Fixes: 25fedc0219 ("media: intel/ipu6: add Intel IPU6 PCI device driver")
Cc: stable@vger.kernel.org
[Sakari Ailus: Added tags and explanation of what is fixed.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-04-25 10:15:12 +02:00
Sakari Ailus
d89ad44197 media: ipu6: Drop unused ipu6_dma_get_sgtable()
ipu6_dma_get_sgtable() is now unused. Drop it.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-03-04 13:35:32 +01:00
Bingbu Cao
6f0ab5d367 media: intel/ipu6: set the dev_parent of video device to pdev
The bus_info in v4l2_capability of IPU6 isys v4l2_dev is missing.
The driver didn't set the dev_parent of v4l2_dev, its parent is set
to its parent auxdev which is neither platform nor PCI device, thus
media_set_bus_info() will not set the bus_info of v4l2_capability, then
`v4l2-ctl --all` cannot show the bus_info.

This patch fixes it by setting the dev_parent of video_device and v4l2
framework can detect the device type and set the bus_info instead.

Fixes: 3c1dfb5a69 ("media: intel/ipu6: input system video nodes and buffer queues")
Cc: stable@vger.kernel.org
Signed-off-by: Hidenori Kobayashi <hidenorik@chromium.org>
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-03-04 13:35:31 +01:00
Sakari Ailus
55a163e6d9 media: intel/ipu6: Obtain link frequency from the remote subdev pad
Obtain the link frequency from the sub-device's pad instead of a control
handler. This allows obtaining it using the get_mbus_config() sub-device
pad op which is the only method supported by the IVSC driver.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-02-15 15:22:55 +01:00
Hans Verkuil
4100f206c5 media: pci: ipu6: drop vb2_ops_wait_prepare/finish
Since commit 88785982a1 ("media: vb2: use lock if wait_prepare/finish
are NULL") it is no longer needed to set the wait_prepare/finish
vb2_ops callbacks as long as the lock field in vb2_queue is set.

Since the vb2_ops_wait_prepare/finish callbacks already rely on that field,
we can safely drop these callbacks.

This simplifies the code and this is a step towards the goal of deleting
these callbacks.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-02-15 15:22:52 +01:00
Linus Torvalds
184a0997fb [GIT PULL for v6.14] media updates
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Merge tag 'media/v6.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - Sensor driver fixes

 - remove dead TI wl128x FM radio driver

 - Add support for the imx462 sensor at the IMX290 binding

 - V4L2 pixel data transmitter and receiver documentation improvements

 - Add support for MIPI Discovery and Configuration for C-PHY line
   orders

 - imx8-isi fixes and improvements

 - stm32: dcmipp: add core support for the stm32mp25

 - qcom: camss: Add sc7280 support

 - Various fixes and enhancements

* tag 'media/v6.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (152 commits)
  media: nuvoton: Fix an error check in npcm_video_ece_init()
  media: dvb-usb-v2: af9035: fix ISO C90 compilation error on af9035_i2c_master_xfer
  media: platform: rzg2l-cru: rzg2l-video: Fix the comment in rzg2l_cru_start_streaming_vq()
  media: fix secfeed undefined when filter alloc fail
  media: dt-bindings: trivial white-space and example cleanup
  MAINTAINERS: repair file entry in MEDIA DRIVERS FOR STM32 - CSI
  media: solo6x10: Use const 'struct bin_attribute' callback
  media: saa7164: Remove unused values
  staging: media: imx: fix OF node leak in imx_media_add_of_subdevs()
  media: platform: exynos4-is: Remove unused __is_get_frame_size
  media: vidtv: Fix a null-ptr-deref in vidtv_mux_stop_thread
  media: mmp: Bring back registration of the device
  media: cec: include linux/debugfs.h and linux/seq_file.h where needed
  Revert "media: qcom: camss: Restructure camss_link_entities"
  media: venus: Remove unused hfi_core_ping()
  media: dt-bindings: qcom-venus: Deprecate video-decoder and video-encoder where applicable
  media: venus: Populate video encoder/decoder nodename entries
  media: venus: Add support for static video encoder/decoder declarations
  media: venus: match instance creation and destruction order
  media: venus: destroy hfi session after m2m_ctx release
  ...
2025-01-25 15:59:46 -08:00
Stanislaw Gruszka
733d41af75 media: intel/ipu6: move some boot messages to debug level
When ipu6 driver is waiting for the ivsc driver to probe,
which can fail or take long time, we can get plenty of ipu6
messages like this:

[   15.454049] intel-ipu6 0000:00:05.0: IPU6 in non-secure mode touch 0x0 mask 0xff
[   15.456600] intel-ipu6 0000:00:05.0: FW version: 20230925
[   15.458292] intel-ipu6 0000:00:05.0: IPU6 in non-secure mode touch 0x0 mask 0xff
[   15.461186] intel-ipu6 0000:00:05.0: FW version: 20230925
[   15.463616] intel-ipu6 0000:00:05.0: IPU6 in non-secure mode touch 0x0 mask 0xff
[   15.466490] intel-ipu6 0000:00:05.0: FW version: 20230925

Print them only when debugging is enabled to do not flood dmesg.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2024-12-19 12:50:15 +01:00
Stanislaw Gruszka
facb541ff0 media: intel/ipu6: remove cpu latency qos request on error
Fix cpu latency qos list corruption like below. It happens when
we do not remove cpu latency request on error path and free
corresponding memory.

[   30.634378] l7 kernel: list_add corruption. prev->next should be next (ffffffff9645e960), but was 0000000100100001. (prev=ffff8e9e877e20a8).
[   30.634388] l7 kernel: WARNING: CPU: 2 PID: 2008 at lib/list_debug.c:32 __list_add_valid_or_report+0x83/0xa0
<snip>
[   30.634640] l7 kernel: Call Trace:
[   30.634650] l7 kernel:  <TASK>
[   30.634659] l7 kernel:  ? __list_add_valid_or_report+0x83/0xa0
[   30.634669] l7 kernel:  ? __warn.cold+0x93/0xf6
[   30.634678] l7 kernel:  ? __list_add_valid_or_report+0x83/0xa0
[   30.634690] l7 kernel:  ? report_bug+0xff/0x140
[   30.634702] l7 kernel:  ? handle_bug+0x58/0x90
[   30.634712] l7 kernel:  ? exc_invalid_op+0x17/0x70
[   30.634723] l7 kernel:  ? asm_exc_invalid_op+0x1a/0x20
[   30.634733] l7 kernel:  ? __list_add_valid_or_report+0x83/0xa0
[   30.634742] l7 kernel:  plist_add+0xdd/0x140
[   30.634754] l7 kernel:  pm_qos_update_target+0xa0/0x1f0
[   30.634764] l7 kernel:  cpu_latency_qos_update_request+0x61/0xc0
[   30.634773] l7 kernel:  intel_dp_aux_xfer+0x4c7/0x6e0 [i915 1f824655ed04687c2b0d23dbce759fa785f6d033]

Reported-by: Genes Lists <lists@sapience.com>
Closes: https://lore.kernel.org/linux-media/c0e94be466b367f1a3cfdc3cb7b1a4f47e5953ae.camel@sapience.com/
Fixes: f50c4ca0a8 ("media: intel/ipu6: add the main input system driver")
Cc: stable@vger.kernel.org
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2024-12-19 12:50:14 +01:00
Peter Zijlstra
cdd30ebb1b module: Convert symbol namespace to string literal
Clean up the existing export namespace code along the same lines of
commit 33def8498f ("treewide: Convert macro and uses of __section(foo)
to __section("foo")") and for the same reason, it is not desired for the
namespace argument to be a macro expansion itself.

Scripted using

  git grep -l -e MODULE_IMPORT_NS -e EXPORT_SYMBOL_NS | while read file;
  do
    awk -i inplace '
      /^#define EXPORT_SYMBOL_NS/ {
        gsub(/__stringify\(ns\)/, "ns");
        print;
        next;
      }
      /^#define MODULE_IMPORT_NS/ {
        gsub(/__stringify\(ns\)/, "ns");
        print;
        next;
      }
      /MODULE_IMPORT_NS/ {
        $0 = gensub(/MODULE_IMPORT_NS\(([^)]*)\)/, "MODULE_IMPORT_NS(\"\\1\")", "g");
      }
      /EXPORT_SYMBOL_NS/ {
        if ($0 ~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+),/) {
  	if ($0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/ &&
  	    $0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(\)/ &&
  	    $0 !~ /^my/) {
  	  getline line;
  	  gsub(/[[:space:]]*\\$/, "");
  	  gsub(/[[:space:]]/, "", line);
  	  $0 = $0 " " line;
  	}

  	$0 = gensub(/(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/,
  		    "\\1(\\2, \"\\3\")", "g");
        }
      }
      { print }' $file;
  done

Requested-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://mail.google.com/mail/u/2/#inbox/FMfcgzQXKWgMmjdFwwdsfgxzKpVHWPlc
Acked-by: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-12-02 11:34:44 -08:00
Bingbu Cao
7af76aa153 media: ipu6: make the ipu6_mmu_unmap() as a void function
The DMA unmap API is not supposed to return value. Thus this patch
changes the ipu6_mmu_unmap() as a void function and DMA unmapping
didn't check the return value.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
[Sakari Ailus: Drop unnecessary returns.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Bingbu Cao
1faf84ff1c media: ipu6: optimize the IPU6 MMU unmapping flow
The MMU mapping flow is optimized for improve the performance, the
unmapping flow could also be optimized to follow same flow.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Bingbu Cao
f7c924aba3 media: ipu6: optimize the IPU6 MMU mapping flow
ipu6_mmu_map() operated on a per-page basis, it leads frequent
spin_lock/unlock() and clflush_cache_range() for each page, it
will cause inefficiencies especially when handling dma-bufs
with large number of pages. However, the pages are likely concentrated
pages by IOMMU DMA driver, IPU MMU driver can map the concentrated
pages into less entries in l1 table.

This change enhances ipu6_mmu_map() with batching process multiple
contiguous pages. It significantly reduces calls for spin_lock/unlock
and clflush_cache_range() and improve the performance.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Jianhui Dai <jianhui.j.dai@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Bingbu Cao
a14908a992 media: ipu6: move the l2_unmap() up before l2_map()
l2_map() and l2_unmap() are better to be grouped together.
l2_unmap() will soon be called from l2_map() for mapping
optimization.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Jianhui Dai <jianhui.j.dai@intel.com>
[Sakari Ailus: Rebase on debug print fixes on 32-bit.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Stanislaw Gruszka
23e0661de5 media: intel/ipu6: remove buttress ish structure
The buttress ipc ish structure is not effectively used on IPU6 - data
is nullified on init. Remove the ish structure and handing of related
interrupts to cleanup the code.

Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Stanislaw Gruszka
1429826883 media: intel/ipu6: do not handle interrupts when device is disabled
Some IPU6 devices have shared interrupts. We need to handle properly
case when interrupt is triggered from other device on shared irq line
and IPU6 itself disabled. In such case we get 0xffffffff from
ISR_STATUS register and handle all irq's cases, for what we are not
not prepared and usually hang the whole system.

To avoid the issue use pm_runtime_get_if_active() to check if
the device is enabled and prevent suspending it when we handle irq
until the end of irq. Additionally use synchronize_irq() in suspend

Fixes: ab29a2478e ("media: intel/ipu6: add IPU6 buttress interface driver")
Cc: stable@vger.kernel.org
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Hans de Goede <hdegoede@redhat.com> # ThinkPad X1 Yoga Gen 8, ov2740
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:58 +01:00
Bingbu Cao
940ff4b41b media: ipu6: use PFN_UP() and sg_virt() for code simplicity
Use PFN_UP() and sg_virt() can be used to simplify the code.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:56 +01:00
Bingbu Cao
c8e9120c20 media: ipu6: remove architecture DMA ops dependency in Kconfig
IPU6 driver doesn't override the dma_ops of device now, it doesn't
depends on the ARCH_HAS_DMA_OPS, so remove the dependency in Kconfig.

Fixes: de6c85bf91 ("dma-mapping: clearly mark DMA ops as an architecture feature")
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:56 +01:00
Bingbu Cao
1d4a000289 media: ipu6: use the IPU6 DMA mapping APIs to do mapping
dma_ops is removed from the IPU6 auxiliary device, ISYS driver
should use the IPU6 DMA mapping APIs directly instead of depending
on the device callbacks.

ISYS driver switch from the videobuf2 DMA contig memory allocator to
scatter/gather memory allocator.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
[Sakari Ailus: Rebased on recent videobuf2 wait changes.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:56 +01:00
Bingbu Cao
daabc5c647 media: ipu6: not override the dma_ops of device in driver
DMA ops are a helper for architectures and not for drivers to override the
DMA implementation. Driver should not override the DMA implementation.

This patch removes the dma_ops override from auxiliary device and adds
driver-internal helpers that use the actual DMA mapping APIs.

Fixes: 9163d83573 ("media: intel/ipu6: add IPU6 DMA mapping API and MMU table")
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
[Sakari Ailus: Fix the commit message a little.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:56 +01:00
Sakari Ailus
199c204bcc media: ipu6: Fix DMA and physical address debugging messages for 32-bit
Fix printing DMA and physical address printing on 32-bit platforms, by
using correct types. Also cast DMA_BIT_MASK() result to dma_addr_t to make
Clang happy.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2024-11-07 09:05:56 +01:00
Hans Verkuil
bde5d79d00 media: pci: drop vb2_ops_wait_prepare/finish
Since commit 88785982a1 ("media: vb2: use lock if wait_prepare/finish
are NULL") it is no longer needed to set the wait_prepare/finish
vb2_ops callbacks as long as the lock field in vb2_queue is set.

Since the vb2_ops_wait_prepare/finish callbacks already rely on that field,
we can safely drop these callbacks.

This simplifies the code and this is a step towards the goal of deleting
these callbacks.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
2024-10-28 09:19:53 +01:00
Bingbu Cao
2f091c476d media: ipu6: remove redundant dependency in Kconfig
IPU6 driver simply depends on X86, X86 and 64BIT cover the
X86_64, redundant X86_64 dependency in Kconfig could be removed.

Fixes: c70281cc83 ("media: intel/ipu6: add Kconfig and Makefile")
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2024-10-16 09:32:41 +02:00
Bingbu Cao
92271cec68 media: ipu6: fix the wrong type casting and 64-bit division
This patch fixes the build errors with `i386-allmodconfig`, the
errors are caused by wrong type casting and 64-bit division.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2024-10-16 09:32:41 +02:00
Linus Torvalds
abf2050f51 media updates for v6.12-rc1
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Merge tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New CEC driver: Extron DA HD 4K Plus

 - Lots of driver fixes, cleanups and improvements

* tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (179 commits)
  media: atomisp: Use clamp() in ia_css_eed1_8_vmem_encode()
  media: atomisp: Fix eed1_8 code assigning signed values to an unsigned variable
  media: atomisp: set lock before calling vb2_queue_init()
  media: atomisp: Improve binary finding debug logging
  media: atomisp: Drop dev_dbg() calls from hmm_[alloc|free]()
  media: atomisp: csi2-bridge: Add DMI quirk for t4ka3 on Xiaomi Mipad2
  media: atomisp: add missing wait_prepare/finish ops
  media: atomisp: Remove unused declaration
  media: atomisp: use clamp() in compute_coring()
  media: atomisp: use clamp() in ia_css_eed1_8_encode()
  media: atomisp: Simplify ia_css_pipe_create_cas_scaler_desc_single_output()
  media: atomisp: Replace rarely used macro from math_support.h
  media: atomisp: Remove duplicated leftover, i.e. sh_css_dvs_info.h
  media: atomisp: bnr: fix trailing statement
  media: atomisp: move trailing */ to separate lines
  media: atomisp: move trailing statement to next line.
  media: atomisp: Fix trailing statement in ia_css_de.host.c
  media: atomisp: Fix spelling mistakes in atomisp.h
  media: atomisp: Fix spelling mistakes in atomisp_platform.h
  media: atomisp: Fix spelling mistake in csi_rx_public.h
  ...
2024-09-23 15:27:58 -07:00
Christoph Hellwig
de6c85bf91 dma-mapping: clearly mark DMA ops as an architecture feature
DMA ops are a helper for architectures and not for drivers to override
the DMA implementation.

Unfortunately driver authors keep ignoring this.  Make the fact more
clear by renaming the symbol to ARCH_HAS_DMA_OPS and having the two drivers
overriding their dma_ops depend on that.  These drivers should probably be
marked broken, but we can give them a bit of a grace period for that.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> # for IPU6
Acked-by: Robin Murphy <robin.murphy@arm.com>
2024-09-04 07:08:51 +03:00
Hongbo Li
d920b37a27 media: intel/ipu6: make use of dev_err_cast_probe()
Using dev_err_cast_probe() to simplify the code.

No functional change.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2024-08-31 09:40:43 +02:00
Christoph Hellwig
334304ac2b dma-mapping: don't return errors from dma_set_max_seg_size
A NULL dev->dma_parms indicates either a bus that is not DMA capable or
grave bug in the implementation of the bus code.

There isn't much the driver can do in terms of error handling for either
case, so just warn and continue as DMA operations will fail anyway.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC
2024-08-29 07:22:49 +03:00
Bingbu Cao
423a77ae3a media: intel/ipu6: select AUXILIARY_BUS in Kconfig
Intel IPU6 PCI driver need register its devices on auxiliary
bus, so it needs to select the AUXILIARY_BUS in Kconfig.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202407161833.7BEFXejx-lkp@intel.com/
Fixes: c70281cc83 ("media: intel/ipu6: add Kconfig and Makefile")
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Cc: stable@vger.kernel.org # for v6.10
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2024-07-30 08:36:29 +02:00
Arnd Bergmann
d7b5f7537c media: ipu-bridge: fix ipu6 Kconfig dependencies
Commit 4670c8c3fb ("media: ipu-bridge: Fix Kconfig dependencies") changed
how IPU_BRIDGE dependencies are handled for all drivers, but the IPU6
variant was added the old way, which causes build time warnings when I2C is
turned off:

WARNING: unmet direct dependencies detected for IPU_BRIDGE
  Depends on [n]: MEDIA_SUPPORT [=m] && PCI [=y] && MEDIA_PCI_SUPPORT [=y] && (ACPI [=y] || COMPILE_TEST [=y]) && I2C [=n]
  Selected by [m]:
  - VIDEO_INTEL_IPU6 [=m] && MEDIA_SUPPORT [=m] && PCI [=y] && MEDIA_PCI_SUPPORT [=y] && (ACPI [=y] || COMPILE_TEST [=y]) && VIDEO_DEV [=m] && X86 [=y] && X86_64 [=y] && HAS_DMA [=y]

To make it consistent with the other IPU drivers as well as avoid this
warning, change the 'select' into 'depends on'.

Fixes: c70281cc83 ("media: intel/ipu6: add Kconfig and Makefile")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[Sakari Ailus: Alternatively depend on !IPU_BRIDGE.]
Cc: stable@vger.kernel.org # for v6.10
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2024-07-30 08:36:29 +02:00
Linus Torvalds
c2a96b7f18 Driver core changes for 6.11-rc1
Here is the big set of driver core changes for 6.11-rc1.
 
 Lots of stuff in here, with not a huge diffstat, but apis are evolving
 which required lots of files to be touched.  Highlights of the changes
 in here are:
   - platform remove callback api final fixups (Uwe took many releases to
     get here, finally!)
   - Rust bindings for basic firmware apis and initial driver-core
     interactions.  It's not all that useful for a "write a whole driver
     in rust" type of thing, but the firmware bindings do help out the
     phy rust drivers, and the driver core bindings give a solid base on
     which others can start their work.  There is still a long way to go
     here before we have a multitude of rust drivers being added, but
     it's a great first step.
   - driver core const api changes.  This reached across all bus types,
     and there are some fix-ups for some not-common bus types that
     linux-next and 0-day testing shook out.  This work is being done to
     help make the rust bindings more safe, as well as the C code, moving
     toward the end-goal of allowing us to put driver structures into
     read-only memory.  We aren't there yet, but are getting closer.
   - minor devres cleanups and fixes found by code inspection
   - arch_topology minor changes
   - other minor driver core cleanups
 
 All of these have been in linux-next for a very long time with no
 reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the big set of driver core changes for 6.11-rc1.

  Lots of stuff in here, with not a huge diffstat, but apis are evolving
  which required lots of files to be touched. Highlights of the changes
  in here are:

   - platform remove callback api final fixups (Uwe took many releases
     to get here, finally!)

   - Rust bindings for basic firmware apis and initial driver-core
     interactions.

     It's not all that useful for a "write a whole driver in rust" type
     of thing, but the firmware bindings do help out the phy rust
     drivers, and the driver core bindings give a solid base on which
     others can start their work.

     There is still a long way to go here before we have a multitude of
     rust drivers being added, but it's a great first step.

   - driver core const api changes.

     This reached across all bus types, and there are some fix-ups for
     some not-common bus types that linux-next and 0-day testing shook
     out.

     This work is being done to help make the rust bindings more safe,
     as well as the C code, moving toward the end-goal of allowing us to
     put driver structures into read-only memory. We aren't there yet,
     but are getting closer.

   - minor devres cleanups and fixes found by code inspection

   - arch_topology minor changes

   - other minor driver core cleanups

  All of these have been in linux-next for a very long time with no
  reported problems"

* tag 'driver-core-6.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (55 commits)
  ARM: sa1100: make match function take a const pointer
  sysfs/cpu: Make crash_hotplug attribute world-readable
  dio: Have dio_bus_match() callback take a const *
  zorro: make match function take a const pointer
  driver core: module: make module_[add|remove]_driver take a const *
  driver core: make driver_find_device() take a const *
  driver core: make driver_[create|remove]_file take a const *
  firmware_loader: fix soundness issue in `request_internal`
  firmware_loader: annotate doctests as `no_run`
  devres: Correct code style for functions that return a pointer type
  devres: Initialize an uninitialized struct member
  devres: Fix memory leakage caused by driver API devm_free_percpu()
  devres: Fix devm_krealloc() wasting memory
  driver core: platform: Switch to use kmemdup_array()
  driver core: have match() callback in struct bus_type take a const *
  MAINTAINERS: add Rust device abstractions to DRIVER CORE
  device: rust: improve safety comments
  MAINTAINERS: add Danilo as FIRMWARE LOADER maintainer
  MAINTAINERS: add Rust FW abstractions to FIRMWARE LOADER
  firmware: rust: improve safety comments
  ...
2024-07-25 10:42:22 -07:00
Linus Torvalds
b1bc554e00 media updates for v6.11-rc1
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Merge tag 'media/v6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New sensor drivers: gc05a2, gc08a3 and imx283

 - New serializer/deserializer drivers: max96714 and max96717

 - New JPEG encoder driver: e5010

 - Support for Raspberry Pi PiSP Backend (BE) ISP driver

 - Old documentation for av7110 driver removed, as a new version was
   added as Documentation/userspace-api/media/dvb/legacy*.rst

 - atompisp: Linux firmwares are now available, so drop firmware-related
   task from TODO and update firmware logic

 - The imx258 driver has gained several improvements

 - wave5 driver has gained support for HEVC decoding

 - em28xx gained support for MyGica UTV3

 - av7110 budget-patch driver removed

 - Lots of other cleanups, improvements and fixes

* tag 'media/v6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (301 commits)
  media: raspberrypi: Switch to remove_new
  media: uapi: pisp_be_config: Add extra config fields
  media: uapi: pisp_be_config: Re-sort pisp_be_tiles_config
  media: uapi: pisp_common: Capitalize all macros
  media: uapi: pisp_common: Add 32 bpp format test
  media: uapi: pisp_be_config: Drop BIT() from uAPI
  media: stm32: dcmipp: correct error handling in dcmipp_create_subdevs
  media: atomisp: Fix spelling mistakes in sh_css_sp.c
  media: atomisp: Fix spelling mistake in ia_css_debug.c
  media: atomisp: Fix spelling mistake in hmm_bo.c
  media: atomisp: Fix spelling mistake in ia_css_eed1_8.host.c
  media: atomisp: Fix spelling mistake in sh_css_internal.h
  media: atomisp: Fix spelling mistake "pipline" -> "pipeline"
  media: atomisp: Remove unused GPIO related defines and APIs
  media: atomisp: Replace COMPILATION_ERROR_IF() by static_assert()
  media: atomisp: Clean up unused macros from math_support.h
  media: atomisp: csi2-bridge: Add DMI quirk for OV5693 on Xiaomi Mipad2
  media: atomisp: Update TODO
  media: atomisp: Prefix firmware paths with "intel/ipu/"
  media: atomisp: Remove firmware_name module parameter
  ...
2024-07-17 18:30:10 -07:00
Greg Kroah-Hartman
b5dd424181 Linux 6.10-rc4
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Merge tag 'v6.10-rc4' into driver-core-next

We need the driver core and sysfs fixes in here to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-17 08:33:41 +02:00